/*
 * Copyright (c) 2008-2023, Hazelcast, Inc. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.hazelcast.config.security;

import static java.util.Objects.requireNonNull;

import javax.security.auth.callback.CallbackHandler;

import com.hazelcast.security.Credentials;
import com.hazelcast.security.ICredentialsFactory;

/**
 * The credentials factory implementation which just takes credentials in a constructor and provides it for every
 * {@link #newCredentials()} call.
 */
public class StaticCredentialsFactory implements ICredentialsFactory {

    private Credentials credentials;

    public StaticCredentialsFactory(Credentials credentials) {
        this.credentials = requireNonNull(credentials, "Credentials have to be provided");
    }

    @Override
    public void configure(CallbackHandler callbackHandler) {
    }

    @Override
    public Credentials newCredentials() {
        return credentials;
    }

    @Override
    public void destroy() {
        credentials = null;
    }

}
